Caster frame



FIG. 1 is a right side view of a caster frame embodying my new design.

FIG. 2 is a front view of a caster frame embodying my new design.

FIG. 3 is a top view of a caster frame embodying my new design.

FIG. 4 is a left side view of a caster frame embodying my new design.

FIG. 5 is a rear view of a caster frame embodying my new design.

FIG. 6 is a bottom view of a caster frame embodying my new design.

FIG. 7 is a right side view of a modified form of the caster frame shownin FIGS. 1-6.

FIG. 8 is a front view thereof.

FIG. 9 is a top view thereof.

FIG. 10 is a left side view thereof.

FIG. 11 is a rear view thereof, and,

FIG. 12 is a bottom view thereof.

The ornamental design for a caster frame, as shown.